Direction signal



June 7, 1938.

R. HoLLAwAY DIRECTION SIGNAL Filed Dec. 19, 193s 6 Sheets-Sheet 1 .Erfr.

nvcnlor Sagl.

June 7, 193s. R HOLLAWAY 2,119,626

DIRECTION4 SIGNAL Filed Dec. 19, 1933 6 Sheets-Sheet 2 www@ ,/qllamey nvenlorA R.' HOLLAWAY DIRECTION SIGNAL `une 7, 1938.

Filed'nec. 19. 1953 @sheets-sheet s mum.

' A Inventor A v j?. //o //a waj/ Y By I I. r'torneys June7,1938. RHOLLAWAY 2,119,626

DIRECTION' SIGNAL Filed Dec. 19, 193s -e sheets-sheet 4.

June 7, 1938.

R. HOLLAWAY DIRECTION SIGNAL Filed Dec; 19. 1933 sweets-sheet 5 Inventor Patented June 7, 1938 1 w Y i UNITED STATES PATENT OFFICE DIRECTION SIGNAL Roy Hollaway, Alta Loma, Calif.

Application December 19, 1933, `Serial No. 703,117

' 1 claim. (c1. 177-321) This invention appertains to new and useful bers IU and Il whereby the screw shaft is always improvements in direction signals particularly maintained in proper vertical position, the upadapted for use on automobiles. per bearing Il being adjustable downwardly The principal object of the present invention against the adjacent end of the screw shaft, as is to provide a direction signal for automobiles clearly shown in YFigure 1. 5

including a semaphore whereby the semaphore Slidable within the frame 9 is the elevator can be operated to diiierent positions by the simblock I2 from which projects the yoke I3. This ple operation of a manual switch. elevator I2 is provided with a vertical threaded Another important object of the invention is to bore I4 through which the screw shaiti 8 ls l0 provide a semaphore type of signal which inV opthreaded and obviously, when the shaft 8 rotates, 10 eration will be positive acting and not susceptible the elevator block I2 will be raised or lowered. to the development of ready defects. The block I2 has ears I5 between which an inner These and various other important objects and link IB of the lazy tong arrangement I'I is pivadvantages of the invention will become apparent otally connected, as at I8, while the comple-- to the reader of the following specification. mentary inner lazy tong link is pivotally con-i 15 In the drawingsznected at I9 to the upper portion of the frame 9. Figure 1 represents a vertical sectional view The two outermost link members 20 of the lazy through the signal casing, showing the semaphore tong Il are connected, as as 2 l, to the lamp box in side elevation. 22 which is in the form of a lhand semaphore 2 Figure 2 represents a vertical sectional View having front and rear window panes 23 between 20 taken substantially on line 2-2 of Figure 1. which a lamp 24 is mounted. The upper forward Figure 3 represents a diagrammatic view disclosend link 20 has an ear 25 thereon between which ing the electrical connections between the elecand the closure 6 a link 26 is disposed, so that trical devices involved. when the semaphore hand 22 is thrown outward- Figure 4 represents a top plan View. of the roller ly, the closure 6 will open in advance of the hand. 25 contact assembly. Y Numeral 21 represents a bridge piece extending Figure 5 represents a side elevational view of from the top of the frame 9 and supporting the one of the roller units. panels 28-29. These panels constitute separate Figure 6 represents a fragmentary top plan contact supports of the elevator switch generally view of the roller carrying yoke or elevator. referred to by numeral 30. The panels 28-29 30 Figure 7 represents a fragmentary side elevaare of insulating material, disposed vertically and tional View of the elevator shown in Figure 6. horizontally spaced from each other and between Figure 8 represents a face elevational view of which the roller contact assembly generally reone of the panels of the elevator switch. ferred to by numeral 3| is mounted. This asf Figure 9 represents a face'elevational view of sembly is mounted within the aforementioned 35 the complementary contact panel of the elevator yoke I3 and the same consists of pins 3,2 disposed switch. through the legs of the yoke I3 and through the Figure 10 represents a horizontal sectional view plates 33. On each of these plates 33 a pair of through the elevator switch, showing the roller arms 34-34 are mounted by pivot elements assembly in top elevation. 35-35 and each of thesearms carries a roller 40 Figure 11 represents a front elevational view of 36. Each of the arms 34 is provided with a downthe manual switch. v wardly disposed lug 31 and these lugs are con- Figure 12 represents a vertical sectional View nected by a coiled spring 38 which passes under through the manual switch. the corresponding plate 33 so as to tension the Figure 13 represents an inside elevational view roller arms downwardly to engage the contact 45 of the contactor of the manual switch. strips of the panels 28-29.

Figure 14 represents a top plan view of the con As is clearly shown in Figure 10, there are two tactor of the manual switch. sets of rollers of five rollers each, five rollers for Referring to the drawings wherein like numereach of the panels 28-29.

als designate like parts, it can be seen in Figure 1 For the panel 29, the rollers w and b engage the 50 that the signal proper consists of the casing 5 single relatively broad contact strip 39, while the having a swingable closure 6 at its outer side. rollers c, d and e Aengage the single contact strips Mounted in the casing 5 is the electric motor 40, 4I and 42, the contact strip 40 is the shortest 'I which drives the vertical shaft 8. Numeral 9 of the strips, while the strip 4I is of intermediate represents a frame which supports bearing memlength and the strip 42 the longest, correspond- 55 engagingv the contactstrip'45.

ing Vto the positions Voi" the semaphore stop, left signal and right signal.

The rollers Vfor the panel 28 consist of the roller Y g engaging the single contact strip 43, the roller f engaging the strip 44 and the rollersv h, y' and lc Referring to Figure 11, the manual switch, it can he seen 'that numeral Y46 representsa casing within which theV dielectric plate 41 is mounted and at an intermediate .point a vertically eX- tending guide slot 48 is'provided in Vthis dielectric plate. 'To'one side of this groove 48 are the contact strips 49, 50 and 5|, While to' the other s'ide of the groove 48 are the contact strips 52, 53 and the vertically spaced contacts 5,4, 55 and'56.

Below the contact strips 49, 50 and 5| 'are'rthe 1 elevator Yreturning spring contactsk 51,V 58 and 59,

respectively, While similar contacts areV located beneath the contacts 52, 53 and 58'and these fare denoted by numerals 60, 6| andf62 Yrespectively.Y Numeral 63lrepresents the 4contacter han- 'dle whichhas a headed pinV B4 iorengaging. into Y :the` guide groove 4811V .This switchfhandle Y|:3 carries a Ypair of contact strips"'65-B6,the stripGB,

engaging the contactsA 51.,.158ar'1d 59 orthe contacts,49, 5|) and 5|, while thelstrip engages .the contacts, 6| fand62, or the'contacts'52', 53

and 56, orY the contactsl 52,53fand 575, or contacts 52,53 and54. .7.. ,v

z By referringtoFigureY 3,' vit ycan be,V seen that nuine'raLST yrepresents the sourde `of current #which ha'sitsle'ad Y6,8 extending t6 connect tothe V velevator switch contacts39. and '45. A conductor V69 .extendsrfrom .the return, contact stripV toV the contact 60 ofthe manual switch-l `From Vthe' conltactJZfextendsV awire tothe fright field 1D of the motor 1,v WhilelieX/tending' from the. contact 611 i's a wire. tothe right brush'Tl ofthe motor 1.

Y The contact159 has a Wire 'extending' to the left eld .127, Vwhile'theJcontact 58 -hasa conductor extending to the leftbrushy Y13 and also tothe Yupper VContact strip 52 of theV manualswitch." It

Y will alsobev observedthat the Wire from the contact, 62 is `continued to conne'ct'to strip of themanual-switch' .L Y Y The contact 5:1`hasla'vsreitothe negative side of the batteryY 611and`vthisfv`rire alsoY connects to theY upper contact'strip 49. VYThe right field brush 15| 'has a'wire connected toI the upper Ycontact theV contact strip 5| and asis clearlyY showninfligurej,.theV

upper contact strip `is'connecte'cl to the left heid 12.

The contact 58 hasa conductor extending fto the stop signal Contact strip/40 offtheVV elevator switch, .while ,the Contact .hasj a conductor'fto the leftsig'nalcontact strip. l,The contact '54 of the manual switch has YYa conductor leading to'the v right signal contact strip42iof the elevator switch,

all [as 'is clearly shown in FigureV 3. Y n I To. cause the signal to move to ,Vstop1position,

*the Vcontacter, 65is1'i`noved Ttdconnect'plates 52,V

53, and 56 on 'onesid'eand'platie's 49, 50,1and 5 l'on the Vother side. f Current'from'tlie batteryto .plate 45 kis conducted to plate Y4|] by mean'softhe roller assembly |3 and from there to` plate 52 which-in turn directscurrent from plate 56 fto, theleft brush`13 of the motora'sshownj inii'gure.. On

the negative side ofthe switch'plate 49, namelyV the contact 51, is connected tothe negative side of the battery'. 'I'he switchV contactor'65'Y also connects plates 5,0 and 5|. The plate 50 isV connected to theright field of the motor, denoted bynumeral 10, while the plate 5| is connected to i Ythe right brush 1|, all' as shown in Figure 3. When the roller assembly 3 moves olf of plate 40, this breaks'all connections, thereby causing signal elements to stop. Y Y

The switch is connected lup Vwith a source of current and when Operated to .give a left turn indication, Vcurrent will flow from the source by Way of the switch. Current flows on theplate 45 to the relay plate `4| by way of rollers 7'd. Current then flows toI the switchY plate 631byway of the conductor 80. The current passes from Y the switch plate 53 tothe lield 12 Vand current will 'flow on the conductor 8| from there to .the,switch.

' plate 52. 'I'he conductor 82 carries current to the( brush `1| jA It /wilLbe bservedthat lthe rightpanel Vof. the. switch as showriin the diagram is the'nga? y tiveside while the opposite panel representsthe Y' y positive side of thelswitch with!V respect tov the sourceof current. Asshown inthe diagrammatic View, the wire 83 is connectedto the switch plate 49 while the plate`50 is connected to thereldf'l by the wire V84 and Vthejplate 5| is in turn con.

nected to the brush 13jbythe .conductor 85. VVIn Ythe operation of the switch to `accomplish the d purpose stated the plates 49,'50 andg5| areco'n nected by the switehlever 631toc'omplete the return siderof the motor thereby causing the motorto rotatesraisingthe Ahand/,22 to a leftV turn'L position and causing the rolliassem'bly .to run off of the plate 4|, breaking the connectionV when the Vhand hasvbeen suiiciently lifted. A l d VWhilefthe fore-going specication sets .forth the inventionrin'specic terms, it is to/'be understood y,that numerous changes in the shape, size vand materialspmay be resorted to Without departingifrom therspiritandfscope of theinvention as claimed hereinafter; j

" Having describedtneinvention,whatisdiairlld A direction signalYcomprising'.V a semaphore, an illuminating Velement for` the semaphore.V a lazystructure tothe semaphore, a switchY Yincluding a pair of spacedandfopposed panels fof insulating Y tongstru'cture, means for securing the lazrytong site' sides of the 'panels and VVsecuredthereto, a

contactor movable between' said plates andin riding 'engagement4 with said strips, aiblock extend.- ing from` the contacter and provided with a threaded bore,1a motor, a screw shaft connected Vto` and driven by the motor' and thr'adedly dis posed Athrough thebore'ofthe block for feedingV 4 said block ,an'd'contacton asupport for one end of theshaft, said lazytong structure having one of/,its link members connected Vto Ytheesaid block, a` source of currentconnected to the strips on one ,of the ,lpanels,.said Villuminating Yelement and motor being connected tothe strips on the opposedpanel. n p Y Y, Y Y65' ROY HoLIQAWAY. Y

. .Y Y Y 5o Vmaterial;conductor strips' disposed on the Voppo- 

